全国瞬時警報システム
ぜ
ん
こ
く
しゅ
ん
じ
け
い
ほ
う
シ
ス
テ
ム
Meanings
1
J-Alert; nationwide instantaneous alert system
Japan's satellite-based early warning system that instantly disseminates emergency information (earthquakes, tsunamis, missile threats, etc.) to the public via local governments and media.
See also: Jアラート
The nationwide instantaneous alert system (J-Alert) instantly conveys emergency information such as earthquakes and tsunamis.
If the nationwide instantaneous alert system activates, evacuate to a safe place immediately.